package imnu0713;

/**
 * @author:lys
 * @类名:Test_01
 * @Title:变量的声明
 * @date:2020/7/14
 **/
public class Test_01 {
    public static void main(String[] args) {
        int iMum = 1;
        long lNum = 5000L;
        float fNum = 0.5f;
        double dNum = 0.565;
        char c = 'a';
        boolean ok = true;

    }
}
